Home / 199,641.02-275,503.85-108,995.94

Finding the Fourth Proportional to 199,641.02, 275,503.85 and 108,995.94

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Solution

The fourth proportional to 199,641.02, 275,503.85 and 108,995.94 is: 150,413.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,641.02 : 275,503.85 = 108,995.94 : x
  2. Step 2: Convert to fraction form
    199,641.02/275,503.85 = 108,995.94/x
  3. Step 3: Cross multiply
    199,641.02x = 275,503.85 × 108,995.94
  4. Step 4: Simplify right side
    199,641.02x = 30,028,800,559.39
  5. Step 5: Solve for x
    x = 30,028,800,559.39/199,641.02
  6. Step 6: Final answer
    x = 150,413.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.